Statistics is a branch of mathematics that deals with the collection, analysis, interpretation, presentation, and organization of data. It provides methods for summarizing and describing data, as well as making inferences and predictions based on that data.
In statistics, mathematical concepts and techniques are used to study and make sense of large data sets. This involves collecting and organizing data, calculating summary statistics such as the mean, median, and standard deviation, and using probability theory and hypothesis testing to make inferences about populations based on samples.
Statistics also involves using mathematical models, such as regression analysis, to study the relationships between variables, and using techniques from machine learning and data mining to analyze patterns in data.
Statistics plays a crucial role in many fields, including economics, psychology, medicine, biology, and many others, as it provides a way to make informed decisions based on data.